<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <title>Document</title>
  </head>
  <body>
    <!-- 网页的头部 -->
    <header>
      <div>
        <h1>网页的logo</h1>
      </div>
      <!-- 导航栏 -->
      <nav>网页的导航</nav>
    </header>

    <!-- 网页的核心 -->
    <main>
      <!-- banner广告栏 -->
      <aside>banner广告</aside>

      <!-- 商品信息 -->
      <article>
        <h2>商品标题</h2>
        <section>商品信息1</section>
        <section>商品信息2</section>
        <section>商品信息3</section>
      </article>
    </main>

    <!-- 页脚 -->
    <footer></footer>
  </body>
</html>
